Answer:
Step-by-step explanation:
(Divide all sides by 3 to make it easier to understand)
Now you can just look at all of the possible values for n, knowing that it's an integer.
is less than , so we know that 's lowest value must be .
We also know that is less than or equal to , so the highest value of must be .
Now you can count through the remaining integers from to .
Simple, he sold 160 water bottles
240 divided by 6= 40
40 times 4 is 160
Answer: 17 is the only prime number
Exponential
i took that